21941700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 71037120

約数和(自身を除く): 49095420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 61, 66, 75, 100, 109, 110, 122, 132, 150, 165, 183, 218, 220, 244, 275, 300, 305, 327, 330, 366, 436, 545, 550, 610, 654, 660, 671, 732, 825, 915, 1090, 1100, 1199, 1220, 1308, 1342, 1525, 1635, 1650, 1830, 2013, 2180, 2398, 2684, 2725, 3050, 3270, 3300, 3355, 3597, 3660, 4026, 4575, 4796, 5450, 5995, 6100, 6540, 6649, 6710, 7194, 8052, 8175, 9150, 10065, 10900, 11990, 13298, 13420, 14388, 16350, 16775, 17985, 18300, 19947, 20130, 23980, 26596, 29975, 32700, 33245, 33550, 35970, 39894, 40260, 50325, 59950, 66490, 67100, 71940, 73139, 79788, 89925, 99735, 100650, 119900, 132980, 146278, 166225, 179850, 199470, 201300, 219417, 292556, 332450, 359700, 365695, 398940, 438834, 498675, 664900, 731390, 877668, 997350, 1097085, 1462780, 1828475, 1994700, 2194170, 3656950, 4388340, 5485425, 7313900, 10970850, 21941700]

約数ペア:

[(1, 21941700), (2, 10970850), (3, 7313900), (4, 5485425), (5, 4388340), (6, 3656950), (10, 2194170), (11, 1994700), (12, 1828475), (15, 1462780), (20, 1097085), (22, 997350), (25, 877668), (30, 731390), (33, 664900), (44, 498675), (50, 438834), (55, 398940), (60, 365695), (61, 359700), (66, 332450), (75, 292556), (100, 219417), (109, 201300), (110, 199470), (122, 179850), (132, 166225), (150, 146278), (165, 132980), (183, 119900), (218, 100650), (220, 99735), (244, 89925), (275, 79788), (300, 73139), (305, 71940), (327, 67100), (330, 66490), (366, 59950), (436, 50325), (545, 40260), (550, 39894), (610, 35970), (654, 33550), (660, 33245), (671, 32700), (732, 29975), (825, 26596), (915, 23980), (1090, 20130), (1100, 19947), (1199, 18300), (1220, 17985), (1308, 16775), (1342, 16350), (1525, 14388), (1635, 13420), (1650, 13298), (1830, 11990), (2013, 10900), (2180, 10065), (2398, 9150), (2684, 8175), (2725, 8052), (3050, 7194), (3270, 6710), (3300, 6649), (3355, 6540), (3597, 6100), (3660, 5995), (4026, 5450), (4575, 4796)]