21304392

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{13249}}^1$

素因数の和:13325

約数の個数: 32

約数和(自身を含む): 54060000

約数和(自身を除く): 32755608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 13249, 26498, 39747, 52996, 79494, 105992, 158988, 317976, 887683, 1775366, 2663049, 3550732, 5326098, 7101464, 10652196, 21304392]

約数ペア:

[(1, 21304392), (2, 10652196), (3, 7101464), (4, 5326098), (6, 3550732), (8, 2663049), (12, 1775366), (24, 887683), (67, 317976), (134, 158988), (201, 105992), (268, 79494), (402, 52996), (536, 39747), (804, 26498), (1608, 13249)]