21512256

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{5897}}^1$

素因数の和:5931

約数の個数: 56

約数和(自身を含む): 59923680

約数和(自身を除く): 38411424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 152, 192, 228, 304, 456, 608, 912, 1216, 1824, 3648, 5897, 11794, 17691, 23588, 35382, 47176, 70764, 94352, 112043, 141528, 188704, 224086, 283056, 336129, 377408, 448172, 566112, 672258, 896344, 1132224, 1344516, 1792688, 2689032, 3585376, 5378064, 7170752, 10756128, 21512256]

約数ペア:

[(1, 21512256), (2, 10756128), (3, 7170752), (4, 5378064), (6, 3585376), (8, 2689032), (12, 1792688), (16, 1344516), (19, 1132224), (24, 896344), (32, 672258), (38, 566112), (48, 448172), (57, 377408), (64, 336129), (76, 283056), (96, 224086), (114, 188704), (152, 141528), (192, 112043), (228, 94352), (304, 70764), (456, 47176), (608, 35382), (912, 23588), (1216, 17691), (1824, 11794), (3648, 5897)]