21565362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 53673984

約数和(自身を除く): 32108622

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 127, 182, 254, 273, 311, 381, 546, 622, 762, 889, 933, 1651, 1778, 1866, 2177, 2667, 3302, 4043, 4354, 4953, 5334, 6531, 8086, 9906, 11557, 12129, 13062, 23114, 24258, 28301, 34671, 39497, 56602, 69342, 78994, 84903, 118491, 169806, 236982, 276479, 513461, 552958, 829437, 1026922, 1540383, 1658874, 3080766, 3594227, 7188454, 10782681, 21565362]

約数ペア:

[(1, 21565362), (2, 10782681), (3, 7188454), (6, 3594227), (7, 3080766), (13, 1658874), (14, 1540383), (21, 1026922), (26, 829437), (39, 552958), (42, 513461), (78, 276479), (91, 236982), (127, 169806), (182, 118491), (254, 84903), (273, 78994), (311, 69342), (381, 56602), (546, 39497), (622, 34671), (762, 28301), (889, 24258), (933, 23114), (1651, 13062), (1778, 12129), (1866, 11557), (2177, 9906), (2667, 8086), (3302, 6531), (4043, 5334), (4354, 4953)]