21764358

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 38618874

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 41, 42, 63, 66, 77, 82, 99, 123, 126, 154, 198, 231, 246, 287, 369, 383, 451, 462, 574, 693, 738, 766, 861, 902, 1149, 1353, 1386, 1722, 2298, 2583, 2681, 2706, 3157, 3447, 4059, 4213, 5166, 5362, 6314, 6894, 8043, 8118, 8426, 9471, 12639, 15703, 16086, 18942, 24129, 25278, 28413, 29491, 31406, 37917, 47109, 48258, 56826, 58982, 75834, 88473, 94218, 109921, 141327, 172733, 176946, 219842, 265419, 282654, 329763, 345466, 518199, 530838, 659526, 989289, 1036398, 1209131, 1554597, 1978578, 2418262, 3109194, 3627393, 7254786, 10882179, 21764358]

約数ペア:

[(1, 21764358), (2, 10882179), (3, 7254786), (6, 3627393), (7, 3109194), (9, 2418262), (11, 1978578), (14, 1554597), (18, 1209131), (21, 1036398), (22, 989289), (33, 659526), (41, 530838), (42, 518199), (63, 345466), (66, 329763), (77, 282654), (82, 265419), (99, 219842), (123, 176946), (126, 172733), (154, 141327), (198, 109921), (231, 94218), (246, 88473), (287, 75834), (369, 58982), (383, 56826), (451, 48258), (462, 47109), (574, 37917), (693, 31406), (738, 29491), (766, 28413), (861, 25278), (902, 24129), (1149, 18942), (1353, 16086), (1386, 15703), (1722, 12639), (2298, 9471), (2583, 8426), (2681, 8118), (2706, 8043), (3157, 6894), (3447, 6314), (4059, 5362), (4213, 5166)]