21037452572

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{4481}}^1$

素因数の和:4826

約数の個数: 48

約数和(自身を含む): 37949990400

約数和(自身を除く): 16912537828

約数列:

[1, 2, 4, 79, 83, 158, 166, 179, 316, 332, 358, 716, 4481, 6557, 8962, 13114, 14141, 14857, 17924, 26228, 28282, 29714, 56564, 59428, 353999, 371923, 707998, 743846, 802099, 1173703, 1415996, 1487692, 1604198, 2347406, 3208396, 4694812, 29381917, 58763834, 63365821, 66574217, 117527668, 126731642, 133148434, 253463284, 266296868, 5259363143, 10518726286, 21037452572]

約数ペア:

[(1, 21037452572), (2, 10518726286), (4, 5259363143), (79, 266296868), (83, 253463284), (158, 133148434), (166, 126731642), (179, 117527668), (316, 66574217), (332, 63365821), (358, 58763834), (716, 29381917), (4481, 4694812), (6557, 3208396), (8962, 2347406), (13114, 1604198), (14141, 1487692), (14857, 1415996), (17924, 1173703), (26228, 802099), (28282, 743846), (29714, 707998), (56564, 371923), (59428, 353999)]