21554408072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{14071}}^1$

素因数の和:14254

約数の個数: 64

約数和(自身を含む): 42611141760

約数和(自身を除く): 21056733688

約数列:

[1, 2, 4, 8, 43, 61, 73, 86, 122, 146, 172, 244, 292, 344, 488, 584, 2623, 3139, 4453, 5246, 6278, 8906, 10492, 12556, 14071, 17812, 20984, 25112, 28142, 35624, 56284, 112568, 191479, 382958, 605053, 765916, 858331, 1027183, 1210106, 1531832, 1716662, 2054366, 2420212, 3433324, 4108732, 4840424, 6866648, 8217464, 36908233, 44168869, 62658163, 73816466, 88337738, 125316326, 147632932, 176675476, 250632652, 295265864, 353350952, 501265304, 2694301009, 5388602018, 10777204036, 21554408072]

約数ペア:

[(1, 21554408072), (2, 10777204036), (4, 5388602018), (8, 2694301009), (43, 501265304), (61, 353350952), (73, 295265864), (86, 250632652), (122, 176675476), (146, 147632932), (172, 125316326), (244, 88337738), (292, 73816466), (344, 62658163), (488, 44168869), (584, 36908233), (2623, 8217464), (3139, 6866648), (4453, 4840424), (5246, 4108732), (6278, 3433324), (8906, 2420212), (10492, 2054366), (12556, 1716662), (14071, 1531832), (17812, 1210106), (20984, 1027183), (25112, 858331), (28142, 765916), (35624, 605053), (56284, 382958), (112568, 191479)]