21167249498

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 33374537568

約数和(自身を除く): 12207288070

約数列:

[1, 2, 41, 53, 82, 106, 211, 422, 563, 1126, 1681, 2173, 3362, 4346, 8651, 11183, 17302, 22366, 23083, 29839, 46166, 59678, 89093, 118793, 178186, 237586, 354691, 458503, 709382, 917006, 946403, 1223399, 1892806, 2446798, 4870513, 6296029, 9741026, 12592058, 18798623, 37597246, 50159359, 100318718, 199691033, 258137189, 399382066, 516274378, 10583624749, 21167249498]

約数ペア:

[(1, 21167249498), (2, 10583624749), (41, 516274378), (53, 399382066), (82, 258137189), (106, 199691033), (211, 100318718), (422, 50159359), (563, 37597246), (1126, 18798623), (1681, 12592058), (2173, 9741026), (3362, 6296029), (4346, 4870513), (8651, 2446798), (11183, 1892806), (17302, 1223399), (22366, 946403), (23083, 917006), (29839, 709382), (46166, 458503), (59678, 354691), (89093, 237586), (118793, 178186)]