21511932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 54825120

約数和(自身を除く): 33313188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1889, 1898, 2847, 3778, 3796, 5667, 5694, 7556, 11334, 11388, 22668, 24557, 49114, 73671, 98228, 137897, 147342, 275794, 294684, 413691, 551588, 827382, 1654764, 1792661, 3585322, 5377983, 7170644, 10755966, 21511932]

約数ペア:

[(1, 21511932), (2, 10755966), (3, 7170644), (4, 5377983), (6, 3585322), (12, 1792661), (13, 1654764), (26, 827382), (39, 551588), (52, 413691), (73, 294684), (78, 275794), (146, 147342), (156, 137897), (219, 98228), (292, 73671), (438, 49114), (876, 24557), (949, 22668), (1889, 11388), (1898, 11334), (2847, 7556), (3778, 5694), (3796, 5667)]