21664914

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 23695086

約数列:

[1, 2, 3, 6, 29, 58, 87, 89, 174, 178, 267, 534, 1399, 2581, 2798, 4197, 5162, 7743, 8394, 15486, 40571, 81142, 121713, 124511, 243426, 249022, 373533, 747066, 3610819, 7221638, 10832457, 21664914]

約数ペア:

[(1, 21664914), (2, 10832457), (3, 7221638), (6, 3610819), (29, 747066), (58, 373533), (87, 249022), (89, 243426), (174, 124511), (178, 121713), (267, 81142), (534, 40571), (1399, 15486), (2581, 8394), (2798, 7743), (4197, 5162)]