21245487412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{54503}}^1$

素因数の和:54772

約数の個数: 48

約数和(自身を含む): 41021890560

約数和(自身を除く): 19776403148

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 223, 437, 446, 874, 892, 1748, 4237, 5129, 8474, 10258, 16948, 20516, 54503, 97451, 109006, 194902, 218012, 389804, 1035557, 1253569, 2071114, 2507138, 4142228, 5014276, 12154169, 23817811, 24308338, 47635622, 48616676, 95271244, 230929211, 279545887, 461858422, 559091774, 923716844, 1118183548, 5311371853, 10622743706, 21245487412]

約数ペア:

[(1, 21245487412), (2, 10622743706), (4, 5311371853), (19, 1118183548), (23, 923716844), (38, 559091774), (46, 461858422), (76, 279545887), (92, 230929211), (223, 95271244), (437, 48616676), (446, 47635622), (874, 24308338), (892, 23817811), (1748, 12154169), (4237, 5014276), (5129, 4142228), (8474, 2507138), (10258, 2071114), (16948, 1253569), (20516, 1035557), (54503, 389804), (97451, 218012), (109006, 194902)]