21382368

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:744

約数の個数: 96

約数和(自身を含む): 65608704

約数和(自身を除く): 44226336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 84, 94, 96, 112, 141, 168, 188, 224, 282, 329, 336, 376, 564, 658, 672, 677, 752, 987, 1128, 1316, 1354, 1504, 1974, 2031, 2256, 2632, 2708, 3948, 4062, 4512, 4739, 5264, 5416, 7896, 8124, 9478, 10528, 10832, 14217, 15792, 16248, 18956, 21664, 28434, 31584, 31819, 32496, 37912, 56868, 63638, 64992, 75824, 95457, 113736, 127276, 151648, 190914, 222733, 227472, 254552, 381828, 445466, 454944, 509104, 668199, 763656, 890932, 1018208, 1336398, 1527312, 1781864, 2672796, 3054624, 3563728, 5345592, 7127456, 10691184, 21382368]

約数ペア:

[(1, 21382368), (2, 10691184), (3, 7127456), (4, 5345592), (6, 3563728), (7, 3054624), (8, 2672796), (12, 1781864), (14, 1527312), (16, 1336398), (21, 1018208), (24, 890932), (28, 763656), (32, 668199), (42, 509104), (47, 454944), (48, 445466), (56, 381828), (84, 254552), (94, 227472), (96, 222733), (112, 190914), (141, 151648), (168, 127276), (188, 113736), (224, 95457), (282, 75824), (329, 64992), (336, 63638), (376, 56868), (564, 37912), (658, 32496), (672, 31819), (677, 31584), (752, 28434), (987, 21664), (1128, 18956), (1316, 16248), (1354, 15792), (1504, 14217), (1974, 10832), (2031, 10528), (2256, 9478), (2632, 8124), (2708, 7896), (3948, 5416), (4062, 5264), (4512, 4739)]