21123888

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{7459}}^1$

素因数の和:7529

約数の個数: 40

約数和(自身を含む): 55502400

約数和(自身を除く): 34378512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 177, 236, 354, 472, 708, 944, 1416, 2832, 7459, 14918, 22377, 29836, 44754, 59672, 89508, 119344, 179016, 358032, 440081, 880162, 1320243, 1760324, 2640486, 3520648, 5280972, 7041296, 10561944, 21123888]

約数ペア:

[(1, 21123888), (2, 10561944), (3, 7041296), (4, 5280972), (6, 3520648), (8, 2640486), (12, 1760324), (16, 1320243), (24, 880162), (48, 440081), (59, 358032), (118, 179016), (177, 119344), (236, 89508), (354, 59672), (472, 44754), (708, 29836), (944, 22377), (1416, 14918), (2832, 7459)]