21435384

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 56586240

約数和(自身を除く): 35150856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 47, 62, 93, 94, 124, 141, 186, 188, 248, 282, 372, 376, 564, 613, 744, 1128, 1226, 1457, 1839, 2452, 2914, 3678, 4371, 4904, 5828, 7356, 8742, 11656, 14712, 17484, 19003, 28811, 34968, 38006, 57009, 57622, 76012, 86433, 114018, 115244, 152024, 172866, 228036, 230488, 345732, 456072, 691464, 893141, 1786282, 2679423, 3572564, 5358846, 7145128, 10717692, 21435384]

約数ペア:

[(1, 21435384), (2, 10717692), (3, 7145128), (4, 5358846), (6, 3572564), (8, 2679423), (12, 1786282), (24, 893141), (31, 691464), (47, 456072), (62, 345732), (93, 230488), (94, 228036), (124, 172866), (141, 152024), (186, 115244), (188, 114018), (248, 86433), (282, 76012), (372, 57622), (376, 57009), (564, 38006), (613, 34968), (744, 28811), (1128, 19003), (1226, 17484), (1457, 14712), (1839, 11656), (2452, 8742), (2914, 7356), (3678, 5828), (4371, 4904)]