21780453596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{461333}}^1$

素因数の和:461414

約数の個数: 48

約数和(自身を含む): 44177343840

約数和(自身を除く): 22396890244

約数列:

[1, 2, 4, 11, 22, 29, 37, 44, 58, 74, 116, 148, 319, 407, 638, 814, 1073, 1276, 1628, 2146, 4292, 11803, 23606, 47212, 461333, 922666, 1845332, 5074663, 10149326, 13378657, 17069321, 20298652, 26757314, 34138642, 53514628, 68277284, 147165227, 187762531, 294330454, 375525062, 495010309, 588660908, 751050124, 990020618, 1980041236, 5445113399, 10890226798, 21780453596]

約数ペア:

[(1, 21780453596), (2, 10890226798), (4, 5445113399), (11, 1980041236), (22, 990020618), (29, 751050124), (37, 588660908), (44, 495010309), (58, 375525062), (74, 294330454), (116, 187762531), (148, 147165227), (319, 68277284), (407, 53514628), (638, 34138642), (814, 26757314), (1073, 20298652), (1276, 17069321), (1628, 13378657), (2146, 10149326), (4292, 5074663), (11803, 1845332), (23606, 922666), (47212, 461333)]