21167350456

素因数分解:

$2^3\times 7^4\times {\mathrm{1102007}}^1$

素因数の和:1102041

約数の個数: 40

約数和(自身を含む): 46300866120

約数和(自身を除く): 25133515664

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2401, 2744, 4802, 9604, 19208, 1102007, 2204014, 4408028, 7714049, 8816056, 15428098, 30856196, 53998343, 61712392, 107996686, 215993372, 377988401, 431986744, 755976802, 1511953604, 2645918807, 3023907208, 5291837614, 10583675228, 21167350456]

約数ペア:

[(1, 21167350456), (2, 10583675228), (4, 5291837614), (7, 3023907208), (8, 2645918807), (14, 1511953604), (28, 755976802), (49, 431986744), (56, 377988401), (98, 215993372), (196, 107996686), (343, 61712392), (392, 53998343), (686, 30856196), (1372, 15428098), (2401, 8816056), (2744, 7714049), (4802, 4408028), (9604, 2204014), (19208, 1102007)]