21661536

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1064

約数の個数: 96

約数和(自身を含む): 64901088

約数和(自身を除く): 43239552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 78, 96, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 416, 442, 544, 624, 663, 816, 884, 1021, 1248, 1326, 1632, 1768, 2042, 2652, 3063, 3536, 4084, 5304, 6126, 7072, 8168, 10608, 12252, 13273, 16336, 17357, 21216, 24504, 26546, 32672, 34714, 39819, 49008, 52071, 53092, 69428, 79638, 98016, 104142, 106184, 138856, 159276, 208284, 212368, 225641, 277712, 318552, 416568, 424736, 451282, 555424, 637104, 676923, 833136, 902564, 1274208, 1353846, 1666272, 1805128, 2707692, 3610256, 5415384, 7220512, 10830768, 21661536]

約数ペア:

[(1, 21661536), (2, 10830768), (3, 7220512), (4, 5415384), (6, 3610256), (8, 2707692), (12, 1805128), (13, 1666272), (16, 1353846), (17, 1274208), (24, 902564), (26, 833136), (32, 676923), (34, 637104), (39, 555424), (48, 451282), (51, 424736), (52, 416568), (68, 318552), (78, 277712), (96, 225641), (102, 212368), (104, 208284), (136, 159276), (156, 138856), (204, 106184), (208, 104142), (221, 98016), (272, 79638), (312, 69428), (408, 53092), (416, 52071), (442, 49008), (544, 39819), (624, 34714), (663, 32672), (816, 26546), (884, 24504), (1021, 21216), (1248, 17357), (1326, 16336), (1632, 13273), (1768, 12252), (2042, 10608), (2652, 8168), (3063, 7072), (3536, 6126), (4084, 5304)]