21614476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 43464960

約数和(自身を除く): 21850484

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 167, 247, 262, 334, 494, 524, 668, 988, 1703, 2171, 2489, 3173, 3406, 4342, 4978, 6346, 6812, 8684, 9956, 12692, 21877, 32357, 41249, 43754, 64714, 82498, 87508, 129428, 164996, 284401, 415663, 568802, 831326, 1137604, 1662652, 5403619, 10807238, 21614476]

約数ペア:

[(1, 21614476), (2, 10807238), (4, 5403619), (13, 1662652), (19, 1137604), (26, 831326), (38, 568802), (52, 415663), (76, 284401), (131, 164996), (167, 129428), (247, 87508), (262, 82498), (334, 64714), (494, 43754), (524, 41249), (668, 32357), (988, 21877), (1703, 12692), (2171, 9956), (2489, 8684), (3173, 6812), (3406, 6346), (4342, 4978)]