21270700512

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1571417}}^1$

素因数の和:1571480

約数の個数: 72

約数和(自身を含む): 61775584416

約数和(自身を除く): 40504883904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 1571417, 3142834, 4714251, 6285668, 9428502, 12571336, 14142753, 18857004, 25142672, 28285506, 37714008, 50285344, 56571012, 73856599, 75428016, 113142024, 147713198, 150856032, 221569797, 226284048, 295426396, 443139594, 452568096, 590852792, 664709391, 886279188, 1181705584, 1329418782, 1772558376, 2363411168, 2658837564, 3545116752, 5317675128, 7090233504, 10635350256, 21270700512]

約数ペア:

[(1, 21270700512), (2, 10635350256), (3, 7090233504), (4, 5317675128), (6, 3545116752), (8, 2658837564), (9, 2363411168), (12, 1772558376), (16, 1329418782), (18, 1181705584), (24, 886279188), (32, 664709391), (36, 590852792), (47, 452568096), (48, 443139594), (72, 295426396), (94, 226284048), (96, 221569797), (141, 150856032), (144, 147713198), (188, 113142024), (282, 75428016), (288, 73856599), (376, 56571012), (423, 50285344), (564, 37714008), (752, 28285506), (846, 25142672), (1128, 18857004), (1504, 14142753), (1692, 12571336), (2256, 9428502), (3384, 6285668), (4512, 4714251), (6768, 3142834), (13536, 1571417)]