21890432

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{9001}}^1$

素因数の和:9034

約数の個数: 32

約数和(自身を含む): 45910200

約数和(自身を除く): 24019768

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 9001, 18002, 36004, 72008, 144016, 171019, 288032, 342038, 576064, 684076, 1152128, 1368152, 2736304, 5472608, 10945216, 21890432]

約数ペア:

[(1, 21890432), (2, 10945216), (4, 5472608), (8, 2736304), (16, 1368152), (19, 1152128), (32, 684076), (38, 576064), (64, 342038), (76, 288032), (128, 171019), (152, 144016), (304, 72008), (608, 36004), (1216, 18002), (2432, 9001)]