21368646

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1797

約数の個数: 48

約数和(自身を含む): 50830416

約数和(自身を除く): 29461770

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 1723, 2067, 3446, 4134, 5169, 6201, 10338, 12402, 15507, 22399, 31014, 44798, 67197, 91319, 134394, 182638, 201591, 273957, 403182, 547914, 821871, 1187147, 1643742, 2374294, 3561441, 7122882, 10684323, 21368646]

約数ペア:

[(1, 21368646), (2, 10684323), (3, 7122882), (6, 3561441), (9, 2374294), (13, 1643742), (18, 1187147), (26, 821871), (39, 547914), (53, 403182), (78, 273957), (106, 201591), (117, 182638), (159, 134394), (234, 91319), (318, 67197), (477, 44798), (689, 31014), (954, 22399), (1378, 15507), (1723, 12402), (2067, 10338), (3446, 6201), (4134, 5169)]