21019932

素因数分解:

$2^2\times 3^3\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 54835200

約数和(自身を除く): 33815268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191, 382, 573, 764, 1019, 1146, 1719, 2038, 2292, 3057, 3438, 4076, 5157, 6114, 6876, 9171, 10314, 12228, 18342, 20628, 27513, 36684, 55026, 110052, 194629, 389258, 583887, 778516, 1167774, 1751661, 2335548, 3503322, 5254983, 7006644, 10509966, 21019932]

約数ペア:

[(1, 21019932), (2, 10509966), (3, 7006644), (4, 5254983), (6, 3503322), (9, 2335548), (12, 1751661), (18, 1167774), (27, 778516), (36, 583887), (54, 389258), (108, 194629), (191, 110052), (382, 55026), (573, 36684), (764, 27513), (1019, 20628), (1146, 18342), (1719, 12228), (2038, 10314), (2292, 9171), (3057, 6876), (3438, 6114), (4076, 5157)]