21584764

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 42977088

約数和(自身を除く): 21392324

約数列:

[1, 2, 4, 17, 23, 34, 37, 46, 68, 74, 92, 148, 373, 391, 629, 746, 782, 851, 1258, 1492, 1564, 1702, 2516, 3404, 6341, 8579, 12682, 13801, 14467, 17158, 25364, 27602, 28934, 34316, 55204, 57868, 145843, 234617, 291686, 317423, 469234, 583372, 634846, 938468, 1269692, 5396191, 10792382, 21584764]

約数ペア:

[(1, 21584764), (2, 10792382), (4, 5396191), (17, 1269692), (23, 938468), (34, 634846), (37, 583372), (46, 469234), (68, 317423), (74, 291686), (92, 234617), (148, 145843), (373, 57868), (391, 55204), (629, 34316), (746, 28934), (782, 27602), (851, 25364), (1258, 17158), (1492, 14467), (1564, 13801), (1702, 12682), (2516, 8579), (3404, 6341)]