21422706

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 47589120

約数和(自身を除く): 26166414

約数列:

[1, 2, 3, 6, 23, 29, 46, 53, 58, 69, 87, 101, 106, 138, 159, 174, 202, 303, 318, 606, 667, 1219, 1334, 1537, 2001, 2323, 2438, 2929, 3074, 3657, 4002, 4611, 4646, 5353, 5858, 6969, 7314, 8787, 9222, 10706, 13938, 16059, 17574, 32118, 35351, 67367, 70702, 106053, 123119, 134734, 155237, 202101, 212106, 246238, 310474, 369357, 404202, 465711, 738714, 931422, 3570451, 7140902, 10711353, 21422706]

約数ペア:

[(1, 21422706), (2, 10711353), (3, 7140902), (6, 3570451), (23, 931422), (29, 738714), (46, 465711), (53, 404202), (58, 369357), (69, 310474), (87, 246238), (101, 212106), (106, 202101), (138, 155237), (159, 134734), (174, 123119), (202, 106053), (303, 70702), (318, 67367), (606, 35351), (667, 32118), (1219, 17574), (1334, 16059), (1537, 13938), (2001, 10706), (2323, 9222), (2438, 8787), (2929, 7314), (3074, 6969), (3657, 5858), (4002, 5353), (4611, 4646)]