21509139072

素因数分解:

$2^7\times 3^1\times {\mathrm{4397}}^1\times {\mathrm{12739}}^1$

素因数の和:17153

約数の個数: 64

約数和(自身を含む): 57151130400

約数和(自身を除く): 35641991328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 4397, 8794, 12739, 13191, 17588, 25478, 26382, 35176, 38217, 50956, 52764, 70352, 76434, 101912, 105528, 140704, 152868, 203824, 211056, 281408, 305736, 407648, 422112, 562816, 611472, 815296, 844224, 1222944, 1630592, 1688448, 2445888, 4891776, 56013383, 112026766, 168040149, 224053532, 336080298, 448107064, 672160596, 896214128, 1344321192, 1792428256, 2688642384, 3584856512, 5377284768, 7169713024, 10754569536, 21509139072]

約数ペア:

[(1, 21509139072), (2, 10754569536), (3, 7169713024), (4, 5377284768), (6, 3584856512), (8, 2688642384), (12, 1792428256), (16, 1344321192), (24, 896214128), (32, 672160596), (48, 448107064), (64, 336080298), (96, 224053532), (128, 168040149), (192, 112026766), (384, 56013383), (4397, 4891776), (8794, 2445888), (12739, 1688448), (13191, 1630592), (17588, 1222944), (25478, 844224), (26382, 815296), (35176, 611472), (38217, 562816), (50956, 422112), (52764, 407648), (70352, 305736), (76434, 281408), (101912, 211056), (105528, 203824), (140704, 152868)]