21102822

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 52738560

約数和(自身を除く): 31635738

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1242, 1307, 1794, 2614, 2691, 3921, 5382, 7842, 8073, 11763, 16146, 16991, 23526, 30061, 33982, 35289, 50973, 60122, 70578, 90183, 101946, 152919, 180366, 270549, 305838, 390793, 458757, 541098, 781586, 811647, 917514, 1172379, 1623294, 2344758, 3517137, 7034274, 10551411, 21102822]

約数ペア:

[(1, 21102822), (2, 10551411), (3, 7034274), (6, 3517137), (9, 2344758), (13, 1623294), (18, 1172379), (23, 917514), (26, 811647), (27, 781586), (39, 541098), (46, 458757), (54, 390793), (69, 305838), (78, 270549), (117, 180366), (138, 152919), (207, 101946), (234, 90183), (299, 70578), (351, 60122), (414, 50973), (598, 35289), (621, 33982), (702, 30061), (897, 23526), (1242, 16991), (1307, 16146), (1794, 11763), (2614, 8073), (2691, 7842), (3921, 5382)]