21952788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 60686304

約数和(自身を除く): 38733516

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1163, 1452, 1573, 1716, 2326, 3146, 3489, 4652, 4719, 6292, 6978, 9438, 12793, 13956, 15119, 18876, 25586, 30238, 38379, 45357, 51172, 60476, 76758, 90714, 140723, 153516, 166309, 181428, 281446, 332618, 422169, 498927, 562892, 665236, 844338, 997854, 1688676, 1829399, 1995708, 3658798, 5488197, 7317596, 10976394, 21952788]

約数ペア:

[(1, 21952788), (2, 10976394), (3, 7317596), (4, 5488197), (6, 3658798), (11, 1995708), (12, 1829399), (13, 1688676), (22, 997854), (26, 844338), (33, 665236), (39, 562892), (44, 498927), (52, 422169), (66, 332618), (78, 281446), (121, 181428), (132, 166309), (143, 153516), (156, 140723), (242, 90714), (286, 76758), (363, 60476), (429, 51172), (484, 45357), (572, 38379), (726, 30238), (858, 25586), (1163, 18876), (1452, 15119), (1573, 13956), (1716, 12793), (2326, 9438), (3146, 6978), (3489, 6292), (4652, 4719)]