21720731632

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{3169}}^1$

素因数の和:3530

約数の個数: 80

約数和(自身を含む): 45169608960

約数和(自身を除く): 23448877328

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 113, 136, 223, 226, 272, 446, 452, 892, 904, 1784, 1808, 1921, 3169, 3568, 3791, 3842, 6338, 7582, 7684, 12676, 15164, 15368, 25199, 25352, 30328, 30736, 50398, 50704, 53873, 60656, 100796, 107746, 201592, 215492, 358097, 403184, 428383, 430984, 706687, 716194, 856766, 861968, 1413374, 1432388, 1713532, 2826748, 2864776, 3427064, 5653496, 5729552, 6087649, 6854128, 11306992, 12013679, 12175298, 24027358, 24350596, 48054716, 48701192, 79855631, 96109432, 97402384, 159711262, 192218864, 319422524, 638845048, 1277690096, 1357545727, 2715091454, 5430182908, 10860365816, 21720731632]

約数ペア:

[(1, 21720731632), (2, 10860365816), (4, 5430182908), (8, 2715091454), (16, 1357545727), (17, 1277690096), (34, 638845048), (68, 319422524), (113, 192218864), (136, 159711262), (223, 97402384), (226, 96109432), (272, 79855631), (446, 48701192), (452, 48054716), (892, 24350596), (904, 24027358), (1784, 12175298), (1808, 12013679), (1921, 11306992), (3169, 6854128), (3568, 6087649), (3791, 5729552), (3842, 5653496), (6338, 3427064), (7582, 2864776), (7684, 2826748), (12676, 1713532), (15164, 1432388), (15368, 1413374), (25199, 861968), (25352, 856766), (30328, 716194), (30736, 706687), (50398, 430984), (50704, 428383), (53873, 403184), (60656, 358097), (100796, 215492), (107746, 201592)]