21179076

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 54464256

約数和(自身を除く): 33285180

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 186, 197, 204, 289, 372, 394, 527, 578, 591, 788, 867, 1054, 1156, 1182, 1581, 1734, 2108, 2364, 3162, 3349, 3468, 6107, 6324, 6698, 8959, 10047, 12214, 13396, 17918, 18321, 20094, 24428, 26877, 35836, 36642, 40188, 53754, 56933, 73284, 103819, 107508, 113866, 170799, 207638, 227732, 311457, 341598, 415276, 622914, 683196, 1245828, 1764923, 3529846, 5294769, 7059692, 10589538, 21179076]

約数ペア:

[(1, 21179076), (2, 10589538), (3, 7059692), (4, 5294769), (6, 3529846), (12, 1764923), (17, 1245828), (31, 683196), (34, 622914), (51, 415276), (62, 341598), (68, 311457), (93, 227732), (102, 207638), (124, 170799), (186, 113866), (197, 107508), (204, 103819), (289, 73284), (372, 56933), (394, 53754), (527, 40188), (578, 36642), (591, 35836), (788, 26877), (867, 24428), (1054, 20094), (1156, 18321), (1182, 17918), (1581, 13396), (1734, 12214), (2108, 10047), (2364, 8959), (3162, 6698), (3349, 6324), (3468, 6107)]