21761324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 42971040

約数和(自身を除く): 21209716

約数列:

[1, 2, 4, 13, 26, 41, 52, 59, 82, 118, 164, 173, 236, 346, 533, 692, 767, 1066, 1534, 2132, 2249, 2419, 3068, 4498, 4838, 7093, 8996, 9676, 10207, 14186, 20414, 28372, 31447, 40828, 62894, 92209, 125788, 132691, 184418, 265382, 368836, 418487, 530764, 836974, 1673948, 5440331, 10880662, 21761324]

約数ペア:

[(1, 21761324), (2, 10880662), (4, 5440331), (13, 1673948), (26, 836974), (41, 530764), (52, 418487), (59, 368836), (82, 265382), (118, 184418), (164, 132691), (173, 125788), (236, 92209), (346, 62894), (533, 40828), (692, 31447), (767, 28372), (1066, 20414), (1534, 14186), (2132, 10207), (2249, 9676), (2419, 8996), (3068, 7093), (4498, 4838)]