21853744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 46479168

約数和(自身を除く): 24625424

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 227, 454, 547, 908, 1094, 1816, 2188, 2497, 3632, 4376, 4994, 6017, 8752, 9988, 12034, 19976, 24068, 39952, 48136, 96272, 124169, 248338, 496676, 993352, 1365859, 1986704, 2731718, 5463436, 10926872, 21853744]

約数ペア:

[(1, 21853744), (2, 10926872), (4, 5463436), (8, 2731718), (11, 1986704), (16, 1365859), (22, 993352), (44, 496676), (88, 248338), (176, 124169), (227, 96272), (454, 48136), (547, 39952), (908, 24068), (1094, 19976), (1816, 12034), (2188, 9988), (2497, 8752), (3632, 6017), (4376, 4994)]