21863256910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1\times {\mathrm{1831}}^1$

素因数の和:3409

約数の個数: 64

約数和(自身を含む): 43572639744

約数和(自身を除く): 21709382834

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1487, 1606, 1831, 2974, 3662, 4015, 7435, 8030, 9155, 14870, 16357, 18310, 20141, 32714, 40282, 81785, 100705, 108551, 133663, 163570, 201410, 217102, 267326, 542755, 668315, 1085510, 1194061, 1336630, 1470293, 2388122, 2722697, 2940586, 5445394, 5970305, 7351465, 11940610, 13613485, 14702930, 27226970, 29949667, 59899334, 149748335, 198756881, 299496670, 397513762, 993784405, 1987568810, 2186325691, 4372651382, 10931628455, 21863256910]

約数ペア:

[(1, 21863256910), (2, 10931628455), (5, 4372651382), (10, 2186325691), (11, 1987568810), (22, 993784405), (55, 397513762), (73, 299496670), (110, 198756881), (146, 149748335), (365, 59899334), (730, 29949667), (803, 27226970), (1487, 14702930), (1606, 13613485), (1831, 11940610), (2974, 7351465), (3662, 5970305), (4015, 5445394), (7435, 2940586), (8030, 2722697), (9155, 2388122), (14870, 1470293), (16357, 1336630), (18310, 1194061), (20141, 1085510), (32714, 668315), (40282, 542755), (81785, 267326), (100705, 217102), (108551, 201410), (133663, 163570)]