21589282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 41731200

約数和(自身を除く): 20141918

約数列:

[1, 2, 11, 13, 19, 22, 26, 29, 38, 58, 137, 143, 209, 247, 274, 286, 319, 377, 418, 494, 551, 638, 754, 1102, 1507, 1781, 2603, 2717, 3014, 3562, 3973, 4147, 5206, 5434, 6061, 7163, 7946, 8294, 12122, 14326, 19591, 28633, 33839, 39182, 43703, 51649, 57266, 67678, 75487, 78793, 87406, 103298, 150974, 157586, 372229, 568139, 744458, 830357, 981331, 1136278, 1660714, 1962662, 10794641, 21589282]

約数ペア:

[(1, 21589282), (2, 10794641), (11, 1962662), (13, 1660714), (19, 1136278), (22, 981331), (26, 830357), (29, 744458), (38, 568139), (58, 372229), (137, 157586), (143, 150974), (209, 103298), (247, 87406), (274, 78793), (286, 75487), (319, 67678), (377, 57266), (418, 51649), (494, 43703), (551, 39182), (638, 33839), (754, 28633), (1102, 19591), (1507, 14326), (1781, 12122), (2603, 8294), (2717, 7946), (3014, 7163), (3562, 6061), (3973, 5434), (4147, 5206)]