21199164

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 59447808

約数和(自身を除く): 38248644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1163, 1302, 1519, 2326, 2604, 3038, 3489, 4557, 4652, 6076, 6978, 8141, 9114, 13956, 16282, 18228, 24423, 32564, 36053, 48846, 56987, 72106, 97692, 108159, 113974, 144212, 170961, 216318, 227948, 252371, 341922, 432636, 504742, 683844, 757113, 1009484, 1514226, 1766597, 3028452, 3533194, 5299791, 7066388, 10599582, 21199164]

約数ペア:

[(1, 21199164), (2, 10599582), (3, 7066388), (4, 5299791), (6, 3533194), (7, 3028452), (12, 1766597), (14, 1514226), (21, 1009484), (28, 757113), (31, 683844), (42, 504742), (49, 432636), (62, 341922), (84, 252371), (93, 227948), (98, 216318), (124, 170961), (147, 144212), (186, 113974), (196, 108159), (217, 97692), (294, 72106), (372, 56987), (434, 48846), (588, 36053), (651, 32564), (868, 24423), (1163, 18228), (1302, 16282), (1519, 13956), (2326, 9114), (2604, 8141), (3038, 6978), (3489, 6076), (4557, 4652)]