21751422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 57335040

約数和(自身を除く): 35583618

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 89, 138, 154, 161, 178, 231, 253, 267, 322, 462, 483, 506, 529, 534, 623, 759, 966, 979, 1058, 1246, 1518, 1587, 1771, 1869, 1958, 2047, 2937, 3174, 3542, 3703, 3738, 4094, 5313, 5819, 5874, 6141, 6853, 7406, 10626, 11109, 11638, 12282, 13706, 14329, 17457, 20559, 22218, 22517, 28658, 34914, 40733, 41118, 42987, 45034, 47081, 67551, 81466, 85974, 94162, 122199, 135102, 141243, 157619, 244398, 282486, 315238, 329567, 472857, 517891, 659134, 945714, 988701, 1035782, 1553673, 1977402, 3107346, 3625237, 7250474, 10875711, 21751422]

約数ペア:

[(1, 21751422), (2, 10875711), (3, 7250474), (6, 3625237), (7, 3107346), (11, 1977402), (14, 1553673), (21, 1035782), (22, 988701), (23, 945714), (33, 659134), (42, 517891), (46, 472857), (66, 329567), (69, 315238), (77, 282486), (89, 244398), (138, 157619), (154, 141243), (161, 135102), (178, 122199), (231, 94162), (253, 85974), (267, 81466), (322, 67551), (462, 47081), (483, 45034), (506, 42987), (529, 41118), (534, 40733), (623, 34914), (759, 28658), (966, 22517), (979, 22218), (1058, 20559), (1246, 17457), (1518, 14329), (1587, 13706), (1771, 12282), (1869, 11638), (1958, 11109), (2047, 10626), (2937, 7406), (3174, 6853), (3542, 6141), (3703, 5874), (3738, 5819), (4094, 5313)]