21271644

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{3301}}^1$

素因数の和:3490

約数の個数: 36

約数和(自身を含む): 54086760

約数和(自身を除く): 32815116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 537, 716, 1074, 1611, 2148, 3222, 3301, 6444, 6602, 9903, 13204, 19806, 29709, 39612, 59418, 118836, 590879, 1181758, 1772637, 2363516, 3545274, 5317911, 7090548, 10635822, 21271644]

約数ペア:

[(1, 21271644), (2, 10635822), (3, 7090548), (4, 5317911), (6, 3545274), (9, 2363516), (12, 1772637), (18, 1181758), (36, 590879), (179, 118836), (358, 59418), (537, 39612), (716, 29709), (1074, 19806), (1611, 13204), (2148, 9903), (3222, 6602), (3301, 6444)]