21892788

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 61286400

約数和(自身を除く): 39393612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 47, 54, 57, 76, 94, 108, 114, 141, 171, 188, 227, 228, 282, 342, 423, 454, 513, 564, 681, 684, 846, 893, 908, 1026, 1269, 1362, 1692, 1786, 2043, 2052, 2538, 2679, 2724, 3572, 4086, 4313, 5076, 5358, 6129, 8037, 8172, 8626, 10669, 10716, 12258, 12939, 16074, 17252, 21338, 24111, 24516, 25878, 32007, 32148, 38817, 42676, 48222, 51756, 64014, 77634, 96021, 96444, 116451, 128028, 155268, 192042, 202711, 232902, 288063, 384084, 405422, 465804, 576126, 608133, 810844, 1152252, 1216266, 1824399, 2432532, 3648798, 5473197, 7297596, 10946394, 21892788]

約数ペア:

[(1, 21892788), (2, 10946394), (3, 7297596), (4, 5473197), (6, 3648798), (9, 2432532), (12, 1824399), (18, 1216266), (19, 1152252), (27, 810844), (36, 608133), (38, 576126), (47, 465804), (54, 405422), (57, 384084), (76, 288063), (94, 232902), (108, 202711), (114, 192042), (141, 155268), (171, 128028), (188, 116451), (227, 96444), (228, 96021), (282, 77634), (342, 64014), (423, 51756), (454, 48222), (513, 42676), (564, 38817), (681, 32148), (684, 32007), (846, 25878), (893, 24516), (908, 24111), (1026, 21338), (1269, 17252), (1362, 16074), (1692, 12939), (1786, 12258), (2043, 10716), (2052, 10669), (2538, 8626), (2679, 8172), (2724, 8037), (3572, 6129), (4086, 5358), (4313, 5076)]