21706206512

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{229}}^1\times {\mathrm{39233}}^1$

素因数の和:39621

約数の個数: 40

約数和(自身を含む): 42520239840

約数和(自身を除く): 20814033328

約数列:

[1, 2, 4, 8, 16, 151, 229, 302, 458, 604, 916, 1208, 1832, 2416, 3664, 34579, 39233, 69158, 78466, 138316, 156932, 276632, 313864, 553264, 627728, 5924183, 8984357, 11848366, 17968714, 23696732, 35937428, 47393464, 71874856, 94786928, 143749712, 1356637907, 2713275814, 5426551628, 10853103256, 21706206512]

約数ペア:

[(1, 21706206512), (2, 10853103256), (4, 5426551628), (8, 2713275814), (16, 1356637907), (151, 143749712), (229, 94786928), (302, 71874856), (458, 47393464), (604, 35937428), (916, 23696732), (1208, 17968714), (1832, 11848366), (2416, 8984357), (3664, 5924183), (34579, 627728), (39233, 553264), (69158, 313864), (78466, 276632), (138316, 156932)]