21586362

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 53395200

約数和(自身を除く): 31808838

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 343, 357, 617, 686, 714, 833, 1029, 1234, 1666, 1851, 2058, 2499, 3702, 4319, 4998, 5831, 8638, 10489, 11662, 12957, 17493, 20978, 25914, 30233, 31467, 34986, 60466, 62934, 73423, 90699, 146846, 181398, 211631, 220269, 423262, 440538, 513961, 634893, 1027922, 1269786, 1541883, 3083766, 3597727, 7195454, 10793181, 21586362]

約数ペア:

[(1, 21586362), (2, 10793181), (3, 7195454), (6, 3597727), (7, 3083766), (14, 1541883), (17, 1269786), (21, 1027922), (34, 634893), (42, 513961), (49, 440538), (51, 423262), (98, 220269), (102, 211631), (119, 181398), (147, 146846), (238, 90699), (294, 73423), (343, 62934), (357, 60466), (617, 34986), (686, 31467), (714, 30233), (833, 25914), (1029, 20978), (1234, 17493), (1666, 12957), (1851, 11662), (2058, 10489), (2499, 8638), (3702, 5831), (4319, 4998)]