21098119004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1\times {\mathrm{6779}}^1$

素因数の和:8154

約数の個数: 48

約数和(自身を含む): 40154956800

約数和(自身を除く): 19056837796

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 1321, 2356, 2642, 5284, 6779, 13558, 25099, 27116, 40951, 50198, 81902, 100396, 128801, 163804, 210149, 257602, 420298, 515204, 778069, 840596, 1556138, 3112276, 3992831, 7985662, 8955059, 15971324, 17910118, 35820236, 170146121, 277606829, 340292242, 555213658, 680584484, 1110427316, 5274529751, 10549059502, 21098119004]

約数ペア:

[(1, 21098119004), (2, 10549059502), (4, 5274529751), (19, 1110427316), (31, 680584484), (38, 555213658), (62, 340292242), (76, 277606829), (124, 170146121), (589, 35820236), (1178, 17910118), (1321, 15971324), (2356, 8955059), (2642, 7985662), (5284, 3992831), (6779, 3112276), (13558, 1556138), (25099, 840596), (27116, 778069), (40951, 515204), (50198, 420298), (81902, 257602), (100396, 210149), (128801, 163804)]