21286863722

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{1129}}^1$

素因数の和:1499

約数の個数: 48

約数和(自身を含む): 34014012480

約数和(自身を除く): 12727148758

約数列:

[1, 2, 23, 46, 71, 142, 251, 502, 529, 1058, 1129, 1633, 2258, 3266, 5773, 11546, 17821, 25967, 35642, 37559, 51934, 75118, 80159, 132779, 160318, 265558, 283379, 409883, 566758, 597241, 819766, 1194482, 1843657, 3687314, 6517717, 9427309, 13035434, 18854618, 20119909, 40239818, 42404111, 84808222, 149907491, 299814982, 462757907, 925515814, 10643431861, 21286863722]

約数ペア:

[(1, 21286863722), (2, 10643431861), (23, 925515814), (46, 462757907), (71, 299814982), (142, 149907491), (251, 84808222), (502, 42404111), (529, 40239818), (1058, 20119909), (1129, 18854618), (1633, 13035434), (2258, 9427309), (3266, 6517717), (5773, 3687314), (11546, 1843657), (17821, 1194482), (25967, 819766), (35642, 597241), (37559, 566758), (51934, 409883), (75118, 283379), (80159, 265558), (132779, 160318)]