21831456

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11969}}^1$

素因数の和:12001

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 38497344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11969, 23938, 35907, 47876, 71814, 95752, 143628, 191504, 227411, 287256, 383008, 454822, 574512, 682233, 909644, 1149024, 1364466, 1819288, 2728932, 3638576, 5457864, 7277152, 10915728, 21831456]

約数ペア:

[(1, 21831456), (2, 10915728), (3, 7277152), (4, 5457864), (6, 3638576), (8, 2728932), (12, 1819288), (16, 1364466), (19, 1149024), (24, 909644), (32, 682233), (38, 574512), (48, 454822), (57, 383008), (76, 287256), (96, 227411), (114, 191504), (152, 143628), (228, 95752), (304, 71814), (456, 47876), (608, 35907), (912, 23938), (1824, 11969)]