21891236304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1549}}^1\times {\mathrm{42061}}^1$

素因数の和:43628

約数の個数: 80

約数和(自身を含む): 64674531200

約数和(自身を除く): 42783294896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1549, 3098, 4647, 6196, 9294, 10843, 12392, 18588, 21686, 24784, 32529, 37176, 42061, 43372, 65058, 74352, 84122, 86744, 126183, 130116, 168244, 173488, 252366, 260232, 294427, 336488, 504732, 520464, 588854, 672976, 883281, 1009464, 1177708, 1766562, 2018928, 2355416, 3533124, 4710832, 7066248, 14132496, 65152489, 130304978, 195457467, 260609956, 390914934, 456067423, 521219912, 781829868, 912134846, 1042439824, 1368202269, 1563659736, 1824269692, 2736404538, 3127319472, 3648539384, 5472809076, 7297078768, 10945618152, 21891236304]

約数ペア:

[(1, 21891236304), (2, 10945618152), (3, 7297078768), (4, 5472809076), (6, 3648539384), (7, 3127319472), (8, 2736404538), (12, 1824269692), (14, 1563659736), (16, 1368202269), (21, 1042439824), (24, 912134846), (28, 781829868), (42, 521219912), (48, 456067423), (56, 390914934), (84, 260609956), (112, 195457467), (168, 130304978), (336, 65152489), (1549, 14132496), (3098, 7066248), (4647, 4710832), (6196, 3533124), (9294, 2355416), (10843, 2018928), (12392, 1766562), (18588, 1177708), (21686, 1009464), (24784, 883281), (32529, 672976), (37176, 588854), (42061, 520464), (43372, 504732), (65058, 336488), (74352, 294427), (84122, 260232), (86744, 252366), (126183, 173488), (130116, 168244)]