21576804

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^2\times {\mathrm{227}}^1$

素因数の和:412

約数の個数: 36

約数和(自身を含む): 51142224

約数和(自身を除く): 29565420

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 227, 267, 356, 454, 534, 681, 908, 1068, 1362, 2724, 7921, 15842, 20203, 23763, 31684, 40406, 47526, 60609, 80812, 95052, 121218, 242436, 1798067, 3596134, 5394201, 7192268, 10788402, 21576804]

約数ペア:

[(1, 21576804), (2, 10788402), (3, 7192268), (4, 5394201), (6, 3596134), (12, 1798067), (89, 242436), (178, 121218), (227, 95052), (267, 80812), (356, 60609), (454, 47526), (534, 40406), (681, 31684), (908, 23763), (1068, 20203), (1362, 15842), (2724, 7921)]