21536632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1319}}^1$

素因数の和:1495

約数の個数: 32

約数和(自身を含む): 43797600

約数和(自身を除く): 22260968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1256, 1319, 2041, 2638, 4082, 5276, 8164, 10552, 16328, 17147, 34294, 68588, 137176, 207083, 414166, 828332, 1656664, 2692079, 5384158, 10768316, 21536632]

約数ペア:

[(1, 21536632), (2, 10768316), (4, 5384158), (8, 2692079), (13, 1656664), (26, 828332), (52, 414166), (104, 207083), (157, 137176), (314, 68588), (628, 34294), (1256, 17147), (1319, 16328), (2041, 10552), (2638, 8164), (4082, 5276)]