21277155

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 36106560

約数和(自身を除く): 14829405

約数列:

[1, 3, 5, 15, 29, 41, 87, 123, 145, 205, 435, 615, 1189, 1193, 3567, 3579, 5945, 5965, 17835, 17895, 34597, 48913, 103791, 146739, 172985, 244565, 518955, 733695, 1418477, 4255431, 7092385, 21277155]

約数ペア:

[(1, 21277155), (3, 7092385), (5, 4255431), (15, 1418477), (29, 733695), (41, 518955), (87, 244565), (123, 172985), (145, 146739), (205, 103791), (435, 48913), (615, 34597), (1189, 17895), (1193, 17835), (3567, 5965), (3579, 5945)]