21997917936

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1423}}^1\times {\mathrm{3463}}^1$

素因数の和:4931

約数の個数: 120

約数和(自身を含む): 63612563456

約数和(自身を除く): 41614645520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1423, 1488, 2232, 2846, 3463, 4269, 4464, 5692, 6926, 8538, 10389, 11384, 12807, 13852, 17076, 20778, 22768, 25614, 27704, 31167, 34152, 41556, 44113, 51228, 55408, 62334, 68304, 83112, 88226, 102456, 107353, 124668, 132339, 166224, 176452, 204912, 214706, 249336, 264678, 322059, 352904, 397017, 429412, 498672, 529356, 644118, 705808, 794034, 858824, 966177, 1058712, 1288236, 1588068, 1717648, 1932354, 2117424, 2576472, 3176136, 3864708, 4927849, 5152944, 6352272, 7729416, 9855698, 14783547, 15458832, 19711396, 29567094, 39422792, 44350641, 59134188, 78845584, 88701282, 118268376, 152763319, 177402564, 236536752, 305526638, 354805128, 458289957, 611053276, 709610256, 916579914, 1222106552, 1374869871, 1833159828, 2444213104, 2749739742, 3666319656, 5499479484, 7332639312, 10998958968, 21997917936]

約数ペア:

[(1, 21997917936), (2, 10998958968), (3, 7332639312), (4, 5499479484), (6, 3666319656), (8, 2749739742), (9, 2444213104), (12, 1833159828), (16, 1374869871), (18, 1222106552), (24, 916579914), (31, 709610256), (36, 611053276), (48, 458289957), (62, 354805128), (72, 305526638), (93, 236536752), (124, 177402564), (144, 152763319), (186, 118268376), (248, 88701282), (279, 78845584), (372, 59134188), (496, 44350641), (558, 39422792), (744, 29567094), (1116, 19711396), (1423, 15458832), (1488, 14783547), (2232, 9855698), (2846, 7729416), (3463, 6352272), (4269, 5152944), (4464, 4927849), (5692, 3864708), (6926, 3176136), (8538, 2576472), (10389, 2117424), (11384, 1932354), (12807, 1717648), (13852, 1588068), (17076, 1288236), (20778, 1058712), (22768, 966177), (25614, 858824), (27704, 794034), (31167, 705808), (34152, 644118), (41556, 529356), (44113, 498672), (51228, 429412), (55408, 397017), (62334, 352904), (68304, 322059), (83112, 264678), (88226, 249336), (102456, 214706), (107353, 204912), (124668, 176452), (132339, 166224)]