21546900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:378

約数の個数: 108

約数和(自身を含む): 68550300

約数和(自身を除く): 47003400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 89, 90, 100, 150, 178, 180, 225, 267, 269, 300, 356, 445, 450, 534, 538, 801, 807, 890, 900, 1068, 1076, 1335, 1345, 1602, 1614, 1780, 2225, 2421, 2670, 2690, 3204, 3228, 4005, 4035, 4450, 4842, 5340, 5380, 6675, 6725, 8010, 8070, 8900, 9684, 12105, 13350, 13450, 16020, 16140, 20025, 20175, 23941, 24210, 26700, 26900, 40050, 40350, 47882, 48420, 60525, 71823, 80100, 80700, 95764, 119705, 121050, 143646, 215469, 239410, 242100, 287292, 359115, 430938, 478820, 598525, 718230, 861876, 1077345, 1197050, 1436460, 1795575, 2154690, 2394100, 3591150, 4309380, 5386725, 7182300, 10773450, 21546900]

約数ペア:

[(1, 21546900), (2, 10773450), (3, 7182300), (4, 5386725), (5, 4309380), (6, 3591150), (9, 2394100), (10, 2154690), (12, 1795575), (15, 1436460), (18, 1197050), (20, 1077345), (25, 861876), (30, 718230), (36, 598525), (45, 478820), (50, 430938), (60, 359115), (75, 287292), (89, 242100), (90, 239410), (100, 215469), (150, 143646), (178, 121050), (180, 119705), (225, 95764), (267, 80700), (269, 80100), (300, 71823), (356, 60525), (445, 48420), (450, 47882), (534, 40350), (538, 40050), (801, 26900), (807, 26700), (890, 24210), (900, 23941), (1068, 20175), (1076, 20025), (1335, 16140), (1345, 16020), (1602, 13450), (1614, 13350), (1780, 12105), (2225, 9684), (2421, 8900), (2670, 8070), (2690, 8010), (3204, 6725), (3228, 6675), (4005, 5380), (4035, 5340), (4450, 4842)]