21078534

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 45788400

約数和(自身を除く): 24709866

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 138, 174, 229, 458, 529, 667, 687, 1058, 1334, 1374, 1587, 2001, 3174, 4002, 5267, 6641, 10534, 13282, 15341, 15801, 19923, 30682, 31602, 39846, 46023, 92046, 121141, 152743, 242282, 305486, 363423, 458229, 726846, 916458, 3513089, 7026178, 10539267, 21078534]

約数ペア:

[(1, 21078534), (2, 10539267), (3, 7026178), (6, 3513089), (23, 916458), (29, 726846), (46, 458229), (58, 363423), (69, 305486), (87, 242282), (138, 152743), (174, 121141), (229, 92046), (458, 46023), (529, 39846), (667, 31602), (687, 30682), (1058, 19923), (1334, 15801), (1374, 15341), (1587, 13282), (2001, 10534), (3174, 6641), (4002, 5267)]