21074249868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{2953}}^1$

素因数の和:3256

約数の個数: 144

約数和(自身を含む): 58555133280

約数和(自身を除く): 37480883412

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 147, 159, 196, 212, 229, 294, 318, 371, 458, 588, 636, 687, 742, 916, 1113, 1374, 1484, 1603, 2226, 2597, 2748, 2953, 3206, 4452, 4809, 5194, 5906, 6412, 7791, 8859, 9618, 10388, 11221, 11812, 12137, 15582, 17718, 19236, 20671, 22442, 24274, 31164, 33663, 35436, 36411, 41342, 44884, 48548, 62013, 67326, 72822, 82684, 84959, 124026, 134652, 144697, 145644, 156509, 169918, 248052, 254877, 289394, 313018, 339836, 434091, 469527, 509754, 578788, 594713, 626036, 676237, 868182, 939054, 1019508, 1095563, 1189426, 1352474, 1736364, 1784139, 1878108, 2028711, 2191126, 2378852, 2704948, 3286689, 3568278, 4057422, 4382252, 4733659, 6573378, 7136556, 7668941, 8114844, 9467318, 13146756, 14200977, 15337882, 18934636, 23006823, 28401954, 30675764, 33135613, 35840561, 46013646, 56803908, 66271226, 71681122, 92027292, 99406839, 107521683, 132542452, 143362244, 198813678, 215043366, 250883927, 397627356, 430086732, 501767854, 752651781, 1003535708, 1505303562, 1756187489, 3010607124, 3512374978, 5268562467, 7024749956, 10537124934, 21074249868]

約数ペア:

[(1, 21074249868), (2, 10537124934), (3, 7024749956), (4, 5268562467), (6, 3512374978), (7, 3010607124), (12, 1756187489), (14, 1505303562), (21, 1003535708), (28, 752651781), (42, 501767854), (49, 430086732), (53, 397627356), (84, 250883927), (98, 215043366), (106, 198813678), (147, 143362244), (159, 132542452), (196, 107521683), (212, 99406839), (229, 92027292), (294, 71681122), (318, 66271226), (371, 56803908), (458, 46013646), (588, 35840561), (636, 33135613), (687, 30675764), (742, 28401954), (916, 23006823), (1113, 18934636), (1374, 15337882), (1484, 14200977), (1603, 13146756), (2226, 9467318), (2597, 8114844), (2748, 7668941), (2953, 7136556), (3206, 6573378), (4452, 4733659), (4809, 4382252), (5194, 4057422), (5906, 3568278), (6412, 3286689), (7791, 2704948), (8859, 2378852), (9618, 2191126), (10388, 2028711), (11221, 1878108), (11812, 1784139), (12137, 1736364), (15582, 1352474), (17718, 1189426), (19236, 1095563), (20671, 1019508), (22442, 939054), (24274, 868182), (31164, 676237), (33663, 626036), (35436, 594713), (36411, 578788), (41342, 509754), (44884, 469527), (48548, 434091), (62013, 339836), (67326, 313018), (72822, 289394), (82684, 254877), (84959, 248052), (124026, 169918), (134652, 156509), (144697, 145644)]