29921409

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3571}}^1$

素因数の和:3610

約数の個数: 36

約数和(自身を含む): 52937040

約数和(自身を除く): 23015631

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 3571, 8379, 10713, 24997, 32139, 67849, 74991, 174979, 203547, 224973, 474943, 524937, 610641, 1424829, 1574811, 3324601, 4274487, 9973803, 29921409]

約数ペア:

[(1, 29921409), (3, 9973803), (7, 4274487), (9, 3324601), (19, 1574811), (21, 1424829), (49, 610641), (57, 524937), (63, 474943), (133, 224973), (147, 203547), (171, 174979), (399, 74991), (441, 67849), (931, 32139), (1197, 24997), (2793, 10713), (3571, 8379)]