21000612390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4191739}}^1$

素因数の和:4191916

約数の個数: 32

約数和(自身を含む): 50703287040

約数和(自身を除く): 29702674650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 501, 835, 1002, 1670, 2505, 5010, 4191739, 8383478, 12575217, 20958695, 25150434, 41917390, 62876085, 125752170, 700020413, 1400040826, 2100061239, 3500102065, 4200122478, 7000204130, 10500306195, 21000612390]

約数ペア:

[(1, 21000612390), (2, 10500306195), (3, 7000204130), (5, 4200122478), (6, 3500102065), (10, 2100061239), (15, 1400040826), (30, 700020413), (167, 125752170), (334, 62876085), (501, 41917390), (835, 25150434), (1002, 20958695), (1670, 12575217), (2505, 8383478), (5010, 4191739)]