21032227823050

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{12721}}^1\times {\mathrm{542081}}^1$

素因数の和:554875

約数の個数: 48

約数和(自身を含む): 39764453298264

約数和(自身を除く): 18732225475214

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 12721, 25442, 63605, 127210, 318025, 542081, 636050, 775981, 1084162, 1551962, 2710405, 3879905, 5420810, 7759810, 13552025, 19399525, 27104050, 33066941, 38799050, 66133882, 165334705, 330669410, 826673525, 1653347050, 6895812401, 13791624802, 34479062005, 68958124010, 172395310025, 344790620050, 420644556461, 841289112922, 2103222782305, 4206445564610, 10516113911525, 21032227823050]

約数ペア:

[(1, 21032227823050), (2, 10516113911525), (5, 4206445564610), (10, 2103222782305), (25, 841289112922), (50, 420644556461), (61, 344790620050), (122, 172395310025), (305, 68958124010), (610, 34479062005), (1525, 13791624802), (3050, 6895812401), (12721, 1653347050), (25442, 826673525), (63605, 330669410), (127210, 165334705), (318025, 66133882), (542081, 38799050), (636050, 33066941), (775981, 27104050), (1084162, 19399525), (1551962, 13552025), (2710405, 7759810), (3879905, 5420810)]