2021212128

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1619561}}^1$

素因数の和:1619587

約数の個数: 48

約数和(自身を含む): 5713814736

約数和(自身を除く): 3692602608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 1619561, 3239122, 4858683, 6478244, 9717366, 12956488, 19434732, 21054293, 25912976, 38869464, 42108586, 51825952, 63162879, 77738928, 84217172, 126325758, 155477856, 168434344, 252651516, 336868688, 505303032, 673737376, 1010606064, 2021212128]

約数ペア:

[(1, 2021212128), (2, 1010606064), (3, 673737376), (4, 505303032), (6, 336868688), (8, 252651516), (12, 168434344), (13, 155477856), (16, 126325758), (24, 84217172), (26, 77738928), (32, 63162879), (39, 51825952), (48, 42108586), (52, 38869464), (78, 25912976), (96, 21054293), (104, 19434732), (156, 12956488), (208, 9717366), (312, 6478244), (416, 4858683), (624, 3239122), (1248, 1619561)]