21219936

素因数分解:

$2^5\times 3^1\times {\mathrm{47}}^1\times {\mathrm{4703}}^1$

素因数の和:4763

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 35679648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 94, 96, 141, 188, 282, 376, 564, 752, 1128, 1504, 2256, 4512, 4703, 9406, 14109, 18812, 28218, 37624, 56436, 75248, 112872, 150496, 221041, 225744, 442082, 451488, 663123, 884164, 1326246, 1768328, 2652492, 3536656, 5304984, 7073312, 10609968, 21219936]

約数ペア:

[(1, 21219936), (2, 10609968), (3, 7073312), (4, 5304984), (6, 3536656), (8, 2652492), (12, 1768328), (16, 1326246), (24, 884164), (32, 663123), (47, 451488), (48, 442082), (94, 225744), (96, 221041), (141, 150496), (188, 112872), (282, 75248), (376, 56436), (564, 37624), (752, 28218), (1128, 18812), (1504, 14109), (2256, 9406), (4512, 4703)]