21031970100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{541}}^1\times {\mathrm{129587}}^1$

素因数の和:130145

約数の個数: 72

約数和(自身を含む): 60965452128

約数和(自身を除く): 39933482028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 541, 1082, 1623, 2164, 2705, 3246, 5410, 6492, 8115, 10820, 13525, 16230, 27050, 32460, 40575, 54100, 81150, 129587, 162300, 259174, 388761, 518348, 647935, 777522, 1295870, 1555044, 1943805, 2591740, 3239675, 3887610, 6479350, 7775220, 9719025, 12958700, 19438050, 38876100, 70106567, 140213134, 210319701, 280426268, 350532835, 420639402, 701065670, 841278804, 1051598505, 1402131340, 1752664175, 2103197010, 3505328350, 4206394020, 5257992525, 7010656700, 10515985050, 21031970100]

約数ペア:

[(1, 21031970100), (2, 10515985050), (3, 7010656700), (4, 5257992525), (5, 4206394020), (6, 3505328350), (10, 2103197010), (12, 1752664175), (15, 1402131340), (20, 1051598505), (25, 841278804), (30, 701065670), (50, 420639402), (60, 350532835), (75, 280426268), (100, 210319701), (150, 140213134), (300, 70106567), (541, 38876100), (1082, 19438050), (1623, 12958700), (2164, 9719025), (2705, 7775220), (3246, 6479350), (5410, 3887610), (6492, 3239675), (8115, 2591740), (10820, 1943805), (13525, 1555044), (16230, 1295870), (27050, 777522), (32460, 647935), (40575, 518348), (54100, 388761), (81150, 259174), (129587, 162300)]