21314160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{4229}}^1$

素因数の和:4255

約数の個数: 120

約数和(自身を含む): 81825120

約数和(自身を除く): 60510960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 4229, 5040, 8458, 12687, 16916, 21145, 25374, 29603, 33832, 38061, 42290, 50748, 59206, 63435, 67664, 76122, 84580, 88809, 101496, 118412, 126870, 148015, 152244, 169160, 177618, 190305, 202992, 236824, 253740, 266427, 296030, 304488, 338320, 355236, 380610, 444045, 473648, 507480, 532854, 592060, 608976, 710472, 761220, 888090, 1014960, 1065708, 1184120, 1332135, 1420944, 1522440, 1776180, 2131416, 2368240, 2664270, 3044880, 3552360, 4262832, 5328540, 7104720, 10657080, 21314160]

約数ペア:

[(1, 21314160), (2, 10657080), (3, 7104720), (4, 5328540), (5, 4262832), (6, 3552360), (7, 3044880), (8, 2664270), (9, 2368240), (10, 2131416), (12, 1776180), (14, 1522440), (15, 1420944), (16, 1332135), (18, 1184120), (20, 1065708), (21, 1014960), (24, 888090), (28, 761220), (30, 710472), (35, 608976), (36, 592060), (40, 532854), (42, 507480), (45, 473648), (48, 444045), (56, 380610), (60, 355236), (63, 338320), (70, 304488), (72, 296030), (80, 266427), (84, 253740), (90, 236824), (105, 202992), (112, 190305), (120, 177618), (126, 169160), (140, 152244), (144, 148015), (168, 126870), (180, 118412), (210, 101496), (240, 88809), (252, 84580), (280, 76122), (315, 67664), (336, 63435), (360, 59206), (420, 50748), (504, 42290), (560, 38061), (630, 33832), (720, 29603), (840, 25374), (1008, 21145), (1260, 16916), (1680, 12687), (2520, 8458), (4229, 5040)]