21239064

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1310

約数の個数: 128

約数和(自身を含む): 73612800

約数和(自身を除く): 52373736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 126, 132, 154, 168, 189, 198, 216, 231, 252, 264, 297, 308, 378, 396, 462, 504, 594, 616, 693, 756, 792, 924, 1188, 1277, 1386, 1512, 1848, 2079, 2376, 2554, 2772, 3831, 4158, 5108, 5544, 7662, 8316, 8939, 10216, 11493, 14047, 15324, 16632, 17878, 22986, 26817, 28094, 30648, 34479, 35756, 42141, 45972, 53634, 56188, 68958, 71512, 80451, 84282, 91944, 98329, 107268, 112376, 126423, 137916, 160902, 168564, 196658, 214536, 241353, 252846, 275832, 294987, 321804, 337128, 379269, 393316, 482706, 505692, 589974, 643608, 758538, 786632, 884961, 965412, 1011384, 1179948, 1517076, 1769922, 1930824, 2359896, 2654883, 3034152, 3539844, 5309766, 7079688, 10619532, 21239064]

約数ペア:

[(1, 21239064), (2, 10619532), (3, 7079688), (4, 5309766), (6, 3539844), (7, 3034152), (8, 2654883), (9, 2359896), (11, 1930824), (12, 1769922), (14, 1517076), (18, 1179948), (21, 1011384), (22, 965412), (24, 884961), (27, 786632), (28, 758538), (33, 643608), (36, 589974), (42, 505692), (44, 482706), (54, 393316), (56, 379269), (63, 337128), (66, 321804), (72, 294987), (77, 275832), (84, 252846), (88, 241353), (99, 214536), (108, 196658), (126, 168564), (132, 160902), (154, 137916), (168, 126423), (189, 112376), (198, 107268), (216, 98329), (231, 91944), (252, 84282), (264, 80451), (297, 71512), (308, 68958), (378, 56188), (396, 53634), (462, 45972), (504, 42141), (594, 35756), (616, 34479), (693, 30648), (756, 28094), (792, 26817), (924, 22986), (1188, 17878), (1277, 16632), (1386, 15324), (1512, 14047), (1848, 11493), (2079, 10216), (2376, 8939), (2554, 8316), (2772, 7662), (3831, 5544), (4158, 5108)]