21918808140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{210071}}^1$

素因数の和:210167

約数の個数: 96

約数和(自身を含む): 64372783104

約数和(自身を除く): 42453974964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 47, 60, 74, 94, 111, 141, 148, 185, 188, 222, 235, 282, 370, 444, 470, 555, 564, 705, 740, 940, 1110, 1410, 1739, 2220, 2820, 3478, 5217, 6956, 8695, 10434, 17390, 20868, 26085, 34780, 52170, 104340, 210071, 420142, 630213, 840284, 1050355, 1260426, 2100710, 2520852, 3151065, 4201420, 6302130, 7772627, 9873337, 12604260, 15545254, 19746674, 23317881, 29620011, 31090508, 38863135, 39493348, 46635762, 49366685, 59240022, 77726270, 93271524, 98733370, 116589405, 118480044, 148100055, 155452540, 197466740, 233178810, 296200110, 365313469, 466357620, 592400220, 730626938, 1095940407, 1461253876, 1826567345, 2191880814, 3653134690, 4383761628, 5479702035, 7306269380, 10959404070, 21918808140]

約数ペア:

[(1, 21918808140), (2, 10959404070), (3, 7306269380), (4, 5479702035), (5, 4383761628), (6, 3653134690), (10, 2191880814), (12, 1826567345), (15, 1461253876), (20, 1095940407), (30, 730626938), (37, 592400220), (47, 466357620), (60, 365313469), (74, 296200110), (94, 233178810), (111, 197466740), (141, 155452540), (148, 148100055), (185, 118480044), (188, 116589405), (222, 98733370), (235, 93271524), (282, 77726270), (370, 59240022), (444, 49366685), (470, 46635762), (555, 39493348), (564, 38863135), (705, 31090508), (740, 29620011), (940, 23317881), (1110, 19746674), (1410, 15545254), (1739, 12604260), (2220, 9873337), (2820, 7772627), (3478, 6302130), (5217, 4201420), (6956, 3151065), (8695, 2520852), (10434, 2100710), (17390, 1260426), (20868, 1050355), (26085, 840284), (34780, 630213), (52170, 420142), (104340, 210071)]